Question

Lamarck's idea of "Use and Disuse" proposed that

A. traits are passed down from parent to offspring.
B. the continents were slowly moving.
C. in animals, traits that are used often will grow and change shape.
D. the continents were moving quickly.

Answer 1

I believe Lamarck's idea of "Use and Disuse" proposed:
A and C
Hope this helps.